Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1987-02-17
1990-10-23
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03115720
REFERENCES:
patent: D99332 (1936-04-01), Rice
patent: D136369 (1943-09-01), Kuppersmith
patent: D153063 (1949-03-01), Hammon
patent: D153651 (1949-05-01), Waite
patent: D172372 (1954-06-01), Wagner
patent: D180992 (1957-09-01), Britton
patent: D206042 (1966-10-01), Pichulo et al.
patent: D259734 (1981-06-01), Cerrato
patent: D291231 (1987-08-01), Datta
patent: 2950895 (1960-08-01), Anderson
patent: 3361160 (1968-01-01), Alper
Champion Spark Plug Company
Largen James R.
Reynolds Demetriuss
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